100% local processing — your files and data never leave this browser. No uploads, no server storage.

OnboxTools

Free · Browser-only · No upload

JSON to CSV Online

Convert JSON arrays and objects to clean CSV files for Excel. Processed 100% in your browser — files never touch our servers.

Input JSON
CSV Result

CSV Configuration

Incl. Headers
Always Quote
CSV Rows0
Characters0
Result Size0 B

More Json Tools

📋
CSV to JSON
⚖️
JSON Compare Tool
📝
JSON Editor
🔐
JSON Escape Unescape
{}
JSON Format
🔑
JSON Key Extractor
📦
JSON Minifier
🎯
JSON Path Finder
JSON Schema Validator
📜
JSON Stringifier
💾
JSON to BSON
📊
JSON to CSV
🔄
JSON to XML
📜
JSON to YAML
💎
JSON Value Extractor
📄
YAML to JSON

Browse by category

JSON to CSV FAQ

Can I convert a single JSON object to CSV?

Yes. Our json to csv tool automatically wraps single objects into an array, creating a CSV with one header row and one data row.

Is there a csvtojson converter online?

Yes. We have a reciprocal csv to json converter available in the "Related Tools" section to convert csv to json format.

Does this work with nested JSON?

For the best json format to csv conversion, data should be flat. For nested JSON, the tool will stringify child objects into a single CSV cell.